• Device driver API mismatch - LibEGL

    Ariel Hernandez
    Ariel Hernandez
    Note: This was originally posted on 19th March 2013 at http://forums.arm.com

    Hellor there!! How are you? This is my first post here!!
    I have a BIG problem a few days ago! I have a ODROID-PC with a Exynos 4210 (Cortex A9 - Mali400) and I compiled Android…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • failed to allocate UMP memory

    william lin
    william lin
    Note: This was originally posted on 30th April 2013 at http://forums.arm.com

    Hi everybody, I have a very strange issue on r3p0 or r3p1 driver.

    When I use Firefox to do a web browsing. After that about 10~20 [size=2]min[/size]. My desktop will got black…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • bad performance on 3.8 kernel

    Marian Mihailescu
    Marian Mihailescu
    Note: This was originally posted on 18th June 2013 at http://forums.arm.com

    Mali 400 on an exynos-based board:

    with 3.0 kernel, EGL working fine, with up to 600fps in es2gears

    ported drivers to 3.8 kernel, and mali acceleration working, however, the performance…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali Performance Optimization

    Tim Menasveta
    Tim Menasveta
    Note: This was originally posted on 17th November 2010 at http://forums.arm.com

    I thought we could use a forum to share ideas on how to optimize graphics rendering on Mali-based devices.  So, here's my first post on identifying bottlenecks in the rendering…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • SGS2 crashes in glDrawElements (in libGLESv1_CM_mali.so)

    Reuben Scratton
    Reuben Scratton
    Note: This was originally posted on 30th March 2012 at http://forums.arm.com

    Hi,


    I spent much of last night trying to figure out why my Android Java game would cause a native crash in libGLESv1_CM_mali.so on the Samsung Galaxy S2 when coming out of sleep…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Driver DDK Prices

    Frank Niggemann
    Frank Niggemann
    Note: This was originally posted on 16th November 2012 at http://forums.arm.com

    I'm actually starting a project where I need to know what it costs to use the full mali 400 drivers with all functionality to sell power saving ARM-Computers with linux installed…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Port from Mali-400 to Mali T604

    Jean-Georges Levieux
    Jean-Georges Levieux
    Note: This was originally posted on 17th December 2012 at http://forums.arm.com

    Hello,

    We are porting a game from a Mali 400 platform to a Mali T604 platform and we have some problems.

    To be brief when we display 3D objects we only have a blackscreen (our…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Getting video in amlogic8726-m3

    Martín Redolatti
    Martín Redolatti
    Note: This was originally posted on 25th March 2013 at http://forums.arm.com

    Hi everyone

    I'm working on an amlogic8726-m3 set tb box trying to get debian linux to run natvely.

    I've managed to get a kernel running on a base root filesystem. But i'm not…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Nexus 10 - render to external rendertarget works only in landscape

    Alex Popov
    Alex Popov
    Note: This was originally posted on 8th July 2013 at http://forums.arm.com

    We're developing live wallpaper with OpenGL ES 2.0 on Nexus 10.

    Live wallpaper uses 2 small (128x128) external framebuffers to make ping-pong rendering between them to blur image…
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL driver issue with Samsung Chromebook

    Jim
    Jim

    Hi,

    I had an issue with the OpenCL Driver on my Chomebook.

    I followed ARM's instruction and successfully boot into Linux. However, I got an error message said that libxcb-dri2.so missing. After install libxcb-dri2.0-dev, I can compile Mali OpenCL SDK sample…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • How can I upgrade Mali device driver?

    azure
    azure

    Hi,

    I'm trying to upgrade Mali driver on my I9220.

    Linux kernel : 3.0.31

    Processor : exynos4210

    Mali driver version: r2p4

    i want to upgrade Mali driver to r3p1

    I only replaced Mali driver in the kernel .

    And I could get linux kernel image successfully.…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • how to use eglimage on linux platform

    jinho
    jinho

    I want to use eglimage as texture my linux platform using Mali400.

    But the result image is not correct.

    -------------------------------------------------------------my source-------------------------------------------------------------------------

    glGenTextures…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • GLSL ES 3 mix function bad overload.

    Ryan Houdek
    Ryan Houdek

    Running the r3p0 drivers I've hit an issue that no other video drivers(Qualcomm, Mesa, Nvidia, fglrx) seem to hit.

    Running a very simple fragment shader as an example.

    void main()
    {
      ivec2 uv = ivec2(gl_FragCoord.xy);
      ivec2 ts = textureSize(samp9…
    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • EGL on GNU/Linux framebuffer: eglSwapInterval() has no effect.

    Manuel
    Manuel

    Hi there,

    I'm using MALI EGL/GLES driver with kernel 3.4.-67 cloned from here: linux-sunxi/linux-sunxi

    I cloned the MALI driver from here: linux-sunxi/sunxi-mali

    I configured, built and installed like this:

    git clone https://github.com/linux-sunxi/sunxi…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Samsung Chromebook; Serious stability issues when following graphics and compute guide

    John Chadwick
    John Chadwick

    Brief version: How can I debug my Chromebook woes when trying to run kernel-next with the Mali drivers?

    I followed this guide: Graphics and Compute Development on Samsung Chromebook It worked, but I'm left with an incredibly unstable system. I'm running…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Why do the SDK samples tear when running on the Graphics and Compute Development on Samsung Chromebook instructions with EGL_BACK_BUFFER enabled?

    Eric Molitor
    Eric Molitor

    Followed the instructions to enable the GPU drivers on a Samsung Chromebook (FB) and a bit surprised on how poor most of them appear. They seem to suffer heavily from tearing issues even with EGL_BACK_BUFFER enabled. Is triple buffering actually supported…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali-400 Driver r1p1 rel1 incompatible with GATOR

    Leonardo Scandolo
    Leonardo Scandolo

    Note: This was originally posted on 27th August 2013 at http://forums.arm.com

    I am trying to get profiling information from a Mali-400 in configuration with an A13, using driver r1p1 release 1 for the Mali-400. Whenever I run GATOR, it checks for the callback…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali-T628 shader compiler or driver bug on Android? (OK on T604)

    Stephane Jacoby
    Stephane Jacoby

    Hello Mali dev forums,

    We recently had a bug pop up in our user reviews regarding mangled graphics on the Galaxy Note 10.1 2014 edition which runs the Mali-T628 GPU and decided to investigate.

    After much debugging and poking around, we tracked it down to…

    • Answered
    • 4563.zip
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • How hard is it to get Mali drivers on Linaro OS and Arndale board working?

    Sean
    Sean

    I'd like to be able to do hardware GPU graphics work on an Arndale board running the Linaro's ubuntu build.  

    How hard is it to set this up?  I'm not sure who to ask, I'll ask the Linaro guys as well but I'm hoping someone on this board…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Bad interaction with DRI2 for vsync

    dsd_endless
    dsd_endless

    Hi,

    We are working with Mali-400 driver r3p2-01rel0 on Exynos4412, under Linux/X11.

    base: BUILD=RELEASE ARCH=arch_011_udd PLATFORM=default_7a TRACE=0 THREAD= GEOM= CORES=MALI400 USING_MALI400=1 TARGET_CORE_REVISION=0x0101 TOPLEVEL_REPO_URL=Linux-r3p2…

    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali T6xx kernel driver help

    wlc
    wlc

    Hello there,

           I add a job schedule policy ( similar to mali_kbase_js_policy_cfs along with the driver  ) to the driver, and the new driver starts and init normally.

    But it continually report following errors, and…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • my puzzles about Mali-400/Mali-450 Linux kernel device driver r3p2-01rel4 source

    onion
    onion

    Hi, all

    When I'm reading mali kernel driver source r3p2-01rel4, I get confused with some code

    * Is the UMP an essential component for Mali linux kernel device driver?

    * There are macros that set up the Mali GPU resources in mali_utgard.h header file…

    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali deadlock with X server grab

    dsd_endless
    dsd_endless

    Hi,

    We are working with Mali-400 driver r3p2-01rel0 on Exynos4412, running gnome-shell under Linux/X11.

    base: BUILD=RELEASE ARCH=arch_011_udd PLATFORM=default_7a TRACE=0 THREAD= GEOM= CORES=MALI400 USING_MALI400=1 TARGET_CORE_REVISION=0x0101 TOPLEVEL_REPO_URL…

    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • glMapBufferRange overhead second inquery

    Ryan Houdek
    Ryan Houdek

    I had a topic question on the old forum which shown an issue with the Mali-T6xx driver being terribly slow with both glBufferSubData and glMapBufferRange with the unsync bit set.

    I was wondering if there has been any information on if the situation has…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Compiling Mali 400 r4p0-00rel1 driver on linux (archlinux arm). How?

    Mark
    Mark

    Hi,

    I'm sure this is a very easy question for most of you to asnwer. I sadly seem to be having quite a bt of difficulties to get the driver to compile.

    I have compiled the ump.ko kernel module. For that to work i had to uncomment these lines:

    ifeq …

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
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